Rurouni Kenshin

Rurouni Kenshin (the OAVs and Movie are known as Samurai X) tells the story of a wanderer named Kenshin, who used to be called Hitokiri Battousai (Hitokiri means Assassin) during the Japanese civil war, and is now trying to make up for his past and all his murders by helping those in trouble with his reverse-blade sword and by using his powerful technique called Hiten-Mitsurugi Ryu to battle oppressors of freedom and justice, yet struggling with himself and his own murdering self.